Ukubuyekezwa okungahlonziwe kokulibaziseka kwenduku yomgogodla ukuthuthela emgodini we-thoracic, ngokunaka ukucabanga, izindlela zokuhluleka okungenzeka, ukuhlela ukubuyekezwa, ukulandelwa kanye nemingcele yalokho okungaphethwa ecaleni elilodwa elibikiwe.